I manage a couple of thousand linux servers.Man, that is a large wait staff under your management
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But actually it is good the Jim and John has some very knowledge tech. people like you onboard in case of an emergency with FR, though they seem to have handled the many downtimes over the years themselves, by the grace of God.
These days I only manage a few hundred Linux servers, not a couple thousand like ShadowAce, but thats enough. SSH is not just a great way to contact and manage them all. Its also a very powerful way to automate dozens of network operations, using SSHs ability to execute commands remotely from a script, copy files, collect log files, examine whos been doing what, all without me having to lift a finger or click a mouse. All with nearly-perfect security, because no passwords are passed over the network it all uses RSA identity/encryption keys.
If I could only have one hand tool, it would likely be a Leatherman multi-tool because it can do so many things. SSH is like that if I could only have one network communications tool, it would be SSH.
Computer work without SSH? I cannot imagine it.